Download Kb940520, 0XC0000005 Repair Tool, Reinstall Bits Vista

Corruption of Background Intelligent Transfer Service (BITS) state files in Windows Vista causes the corresponding host processes in Windows Services to stop working. When this happens, users can longer user BITS for file transfer and this leads popping of many error messages. Hence, Microsoft has come out with the BITS Repair Tool for the 64-bit edition of Windows Vista in the update KB940520. The purpose of this utility is to fix the error messages due to BITS file corruption.

The typical symptoms of your system’s BITS state files being corrupted are:

A pop-up window appears which tells you that a particular host process for Windows Services has stopped functioning.

On rebooting, you get the following message in a Windows Update window:
Some Updates were not installed
Failed: xx updates
Error(s) Found:
Code 800706BA

If the above problems have been recurring in your OC, then you definitely need to get the BITS Repair Tool. It is distributed to authorized users under the Windows Vista License Terms. This useful tool is compatible with all of the Vista editions that have come out so far. You can download the BITS Repair Tool from this link.